KitsAndParts.Com Toroid Kit $25 includes the following sorted items: 3 ea T50-1 - use for 160 meter circuits 25 ea T37-2 - use for 80 and 40 meter circuits 15 ea T50-2 - use for 80 and 40 meter circuits 1 ea T130-2 - variable inductors 1 ea T200-2 - baluns examples: http://gentzow.com/w8diz/vert-x2.htm 25 ea T37-6 - use for 30 - 10 meter circuits 15 ea T50-6 - use for 30 - 10 meter circuits 2 ea T68-7 - use for stable VFOs 15 ea FT37-43 - transformers and chokes 10 ea FT50-43 - transformers and chokes 2 ea FT114-43 - transformers and chokes 3 ea FT37-61 - high inductance tuned circuits 3 ea FT50-61 - high inductance tuned circuits 2 ea BN-43-2402 - mini RF transformers 1 ea BN-43-302 - RF output balun/transformers 1 ea BN-43-202 - RF output balun/transformers 1 ea BN-43-3312 - RF output balun/transformersLarge toroids are padded to prevent damage in shipping.